In the given figure, angle PQS=angle SQR, angle PRS=angle SRT and angle QSR=21 degree. Find angle QPR.(Two triangles in line QRT, triangle end points PQR and QRS)
In the given figure, angle PQS=angle SQR, angle PRS=angle SRT and angle QSR=21 degree. Find angle QPR.(Two triangles in line QRT, triangle end points PQR and QRS)